950 ℃下DZ411镍基高温合金NiCoCrAlY涂层热腐蚀行为

邓尕平, 赵杰, 高凯, 王威, 刘欢, 曹铁山, 程从前

Hot Corrosion Behavior of DZ411 Nickel-Based Superalloy NiCoCrAlY Coating at 950 oC

DENG Gaping, ZHAO Jie, GAO Kai, WANG Wei, LIU Huan, CAO Tieshan, CHENG Congqian

图1 热腐蚀后无盐及涂盐合金试样片以及涂盐陶瓷片试样的质量变化曲线

Fig.1 Mass change curves of no-salted and salted alloy specimen sheets (a) and salted ceramic sheets (b) after hot corrosion (W—mass gain per uint area)